O'nyong-nyong fever

O'·ny·ong-·ny·ong fe·ver

a denguelike disease caused by O'nyong-nyong virus, a member of the family Togaviridae, and transmitted by a mosquito, characterized by joint pains and notable lymphadenopathy followed by a maculopapular eruption of the face that extends to the trunk and extremities but fades in several days without desquamation.

O'nyong-nyong fever

An ARBOVIRUS infection caused by togaviruses spread by mosquitos mainly in Africa. The condition causes an illness similar to DENGUE with fever, headache, irritating rash and severe pain in the joints. Also known as joint-breaker fever.